“leading marks”的概念、定义、翻译、参考文献-科学参考

单词	leading marks
释义	leading marks Encyclopedia 工学导助航标志释 leading marks; range marks; transit marks导标在同一垂直面上由两座或两座以上构成一条方位线的成组航标。又称叠标。
随便看	principal net of the flow principal neutral point principal nilpotent orbit principal norm principal normal principal normal complex principal normal form principal normal line principal normal plane principal normal section principal normal surface principal normal vector principal number principal nutation principal object principal offender principal of land laws principal of least dissipation of energy principal open set principal optical axis principal orbit principal orbit type principal order principal order module principal parabola

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